diff --git a/README.md b/README.md
index 6e0bf66..06dabad 100644
--- a/README.md
+++ b/README.md
@@ -11,4 +11,11 @@ The repo contains the following notable folders and files:
     * `compiler.cpp` - responsible for encoding and encrypting virtual instructions...
     * `parser.cpp` - a singleton class which is used in `parser.y`...
     * `parser.y` - bison rules for parsing tokens. This contains only a handful of rules...
-    * `lexer.l` - lex rules for the vmassembler...
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+    * `lexer.l` - lex rules for the vmassembler...
+
+### Usage Requirements
+
+In order to use the virtual instruction assembler you must first have a few values at hand. The required values are listed below:
+
+* `vm_entry rva` - relative virtual address to a vm_entry...
+* `image base` - image base value from optional headers...
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